Commit 9235c6eaccd6ec3ead1fe848a1e63ff0dbb13eb0 - SixtyPical

Support line comments. Chris Pressey 6 years ago

5 changed file(s) with 19 addition(s) and 4 deletion(s). Raw diff Collapse all Expand all

-0

HISTORY.markdown less more

5	5
6	6	* Added `byte table` type locations and indexed addressing (`+ x`, `+ y`).
7	7	* Integer literals may be given in hexadecimal.
	8	* Line comments may be included in source code by prefixing them with `//`.
8	9
9	10	0.4
10	11	---

-2

README.markdown less more

-2

eg/screen2.60p less more

	0	// Displays 256 hearts at the top of the Commodore 64's screen.
	1
	2	// Define where the screen starts in memory:
0	3	byte table screen @ 1024
1	4
2	5	routine main
	6	// These are the values that will be written to by this routine:
3	7	trashes a, x, z, n, screen
4	8	{
5	9	ld x, 0
6		ld a, 83
	10	ld a, 83 // 83 = screen code for heart
7	11	repeat {
8	12	st a, screen + x
9	13	inc x
10		} until z
	14	} until z // this flag will be set when x wraps around from 255 to 0
11	15	}

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src/sixtypical/parser.py less more

28	28
29	29	def scan(self):
30	30	self.scan_pattern(r'[ \t\n\r]*', 'whitespace')
	31	while self.scan_pattern(r'\/\/.*?[\n\r]', 'comment'):
	32	self.scan_pattern(r'[ \t\n\r]*', 'whitespace')
31	33	if not self.text:
32	34	self.token = None
33	35	self.type = 'EOF'

+10

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tests/SixtyPical Syntax.md less more